Diesel Ram Truck for Sale: Full Guide with Features, Models, and Pricing catdumptruck.com | The Ram Truck lineup is one of the most respected names in the heavy-duty pickup segment, known for combining raw diesel power with modern comfort and technology.
If you’re looking for a diesel Ram truck for sale, you’re likely seeking robust towing capabilities, better fuel economy, and long-lasting engine performance.
In this detailed guide, we’ll explore the best diesel Ram trucks available, their features, engine options, use cases, and a comprehensive price list to help you make an informed decision.
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Diesel Ram Truck for Sale: Full Guide with Features, Models, and Pricing
Why Buy a Ram Truck?
Diesel trucks are often chosen for their torque-rich engines, fuel efficiency, and ability to handle heavy-duty tasks. Ram diesel trucks, in particular, are favored for the strength of their Cummins diesel engines, innovative interiors, and towing superiority.
Key Benefits of Diesel Ram Trucks:
- High Torque Output: Ideal for towing trailers, boats, and heavy equipment.
- Fuel Economy: Diesel engines offer improved mileage compared to gasoline engines, especially under load.
- Engine Durability: Cummins diesel engines are known to run well past 300,000 miles with proper maintenance.
- Strong Resale Value: Diesel variants generally hold their value better than gas models.
Popular Diesel Ram Truck Models
Ram offers several diesel-powered trucks in its 1500, 2500, and 3500 series, along with commercial-grade chassis cabs. Each is tailored to specific needs, from personal light-duty use to commercial heavy-duty hauling.
1. Ram 1500 EcoDiesel
Engine: 3.0L V6 EcoDiesel
Horsepower: 260 hp
Torque: 480 lb-ft
Towing Capacity: Up to 12,560 lbs
Fuel Economy: Up to 33 MPG highway
Best For: Everyday driving, light towing, and improved fuel efficiency
The Ram 1500 EcoDiesel is a half-ton pickup that provides excellent efficiency without sacrificing performance. It’s ideal for families, weekend warriors, or professionals who want a refined truck with real towing capabilities.
2. Ram 2500 Heavy Duty (HD) Diesel
Engine: 6.7L Cummins I6 Turbo Diesel
Horsepower: 370 hp
Torque: 850 lb-ft
Towing Capacity: Up to 20,000 lbs
Payload Capacity: Around 3,160 lbs
Best For: Construction, towing trailers, hauling heavy loads
The Ram 2500 Diesel is the go-to choice for serious work, offering best-in-class ride quality thanks to its optional rear air suspension and robust powertrain.
3. Ram 3500 Heavy Duty (HD) Diesel
Engine Options:
6.7L Cummins Standard Output (370 hp / 850 lb-ft torque)
6.7L Cummins High Output (420 hp / 1,075 lb-ft torque)
Towing Capacity: Up to 37,100 lbs (with gooseneck)
Payload Capacity: Up to 7,680 lbs
Best For: Heavy equipment hauling, large trailers, and commercial use
The Ram 3500 is one of the most powerful trucks in its class. The High Output version competes directly with the Ford F-450 Super Duty in towing strength and is widely used by contractors, farmers, and transport businesses.
4. Ram Chassis Cab (3500, 4500, 5500)
Engines: 6.7L Cummins Turbo Diesel
Customizable Bodies: Flatbed, dump bed, utility box, tow truck
Best For: Fleets, upfitting, and commercial-grade applications
These trucks are built for customization and are used in everything from delivery services to construction fleets.
Diesel Ram Truck Pricing (2025 Estimates)
Here’s a detailed list of new and used diesel Ram truck prices across various models and trims. Prices can vary depending on region, condition, and customizations.
| Model | Trim | Year | Condition | Price Range (USD) |
|---|---|---|---|---|
| Ram 1500 EcoDiesel | Big Horn | 2025 | New | $46,000 – $54,000 |
| Ram 1500 EcoDiesel | Limited | 2025 | New | $60,000 – $68,000 |
| Ram 1500 EcoDiesel | Laramie | 2022 | Used | $38,000 – $48,000 |
| Ram 2500 Cummins Diesel | Tradesman | 2025 | New | $54,000 – $60,000 |
| Ram 2500 Cummins Diesel | Laramie | 2025 | New | $65,000 – $72,000 |
| Ram 2500 Cummins Diesel | Power Wagon | 2023 | Used | $55,000 – $63,000 |
| Ram 3500 High Output Cummins | Limited | 2025 | New | $82,000 – $95,000 |
| Ram 3500 Cummins Diesel | Big Horn | 2022 | Used | $48,000 – $58,000 |
| Ram 4500 Chassis Cab Diesel | Tradesman | 2024 | New | $70,000 – $85,000 |
| Ram 5500 Chassis Cab Diesel | Custom Utility | 2021 | Used | $60,000 – $75,000 |
Note: Prices may change due to availability, regional taxes, and dealer markups.
Key Trim Levels
Ram diesel trucks are available in several trim levels, allowing buyers to choose a configuration that matches their budget and feature needs:
- Tradesman: Base model for work use, durable but simple.
- Big Horn / Lone Star: Mid-range trim with tech upgrades.
- Laramie: Leather interior, large display, premium audio.
- Power Wagon (2500): Off-road ready, rugged suspension.
- Limited / Longhorn: High-end luxury features, wood and leather finishes.
Diesel Ram Truck for Sale
Where to Buy Diesel Ram Trucks
If you’re looking for a diesel Ram truck for sale, there are several avenues to explore:
1. Authorized Ram Dealerships
Largest inventory of new models
Certified pre-owned (CPO) available
Warranty and financing options
2. Used Truck Dealerships
Lower cost for well-maintained used models
Availability of discontinued trims or special builds
3. Online Platforms
RamTrucks.com
Autotrader.com
Cars.com
CarGurus.com
CommercialTruckTrader.com
4. Fleet Auctions & Government Sales
Ram trucks used by municipalities and utility companies often go on auction with low mileage and full service records.
Maintenance Tips for Diesel Ram Trucks
Diesel engines need specific care to maintain their performance and longevity. Here are a few tips:
Use proper diesel-rated motor oil
Change fuel and air filters regularly
Drain the water separator to prevent fuel contamination
Keep an eye on DEF (Diesel Exhaust Fluid) levels
Let the engine warm up before heavy use, especially in cold climates
Diesel vs. Gasoline Ram Trucks
| Feature | Diesel Ram Truck | Gasoline Ram Truck |
|---|---|---|
| Torque Output | Higher – better for towing | Lower – better for quick acceleration |
| Fuel Economy | Better under load | Better in light use or city driving |
| Engine Lifespan | Often over 300,000 miles | Typically 150,000–250,000 miles |
| Upfront Cost | Higher | Lower |
| Maintenance Costs | Slightly higher | Lower |
| Towing Capability | Stronger, especially in 3500 models | Moderate to strong |
Final Thoughts
Diesel Ram trucks are an ideal investment for anyone needing serious towing power, fuel efficiency, and engine longevity. From the daily-driver Ram 1500 EcoDiesel to the workhorse Ram 3500 HD, there’s a diesel-powered Ram for every use case.
While diesel trucks typically cost more upfront, their long-term savings in fuel and durability often outweigh the initial price tag. With the legendary Cummins diesel engine under the hood, you’re investing in a proven, reliable machine.
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